(Android™) PKCS11 Initialize Normal User PIN

See more PKCS11 Examples

Initializes the Normal User PIN from the Security Officer's logged-on session. This provides a way to reset the user PIN if it has been forgotten.

Note: Requires Chilkat v9.5.0.89 or greater.

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// Important: Don't forget to include the call to System.loadLibrary
// as shown at the bottom of this code sample.
package com.test;

import android.app.Activity;
import com.chilkatsoft.*;

import android.widget.TextView;
import android.os.Bundle;

public class SimpleActivity extends Activity {

  private static final String TAG = "Chilkat";

  // Called when the activity is first created.
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    // Note: Chilkat's PKCS11 implementation runs on Windows, Linux, Mac OS X, and other supported operating systems.

    CkPkcs11 pkcs11 = new CkPkcs11();

    // See PKCS11 Find Driver Library Path for information about how to find the 
    // PKCS11 driver file (if not explicitly known) for the plugged-in token or smart card in reader.
    pkcs11.put_SharedLibPath("IDPrimePKCS1164.dll");

    boolean success = pkcs11.Initialize();
    if (success == false) {
        Log.i(TAG, pkcs11.lastErrorText());
        return;
        }

    // Pass -1 for the slotID to open a session on the first non-empty slot.
    int slotID = -1;

    // Open a session.
    boolean readWrite = true;
    success = pkcs11.OpenSession(slotID,readWrite);
    if (success == false) {
        Log.i(TAG, pkcs11.lastErrorText());
        return;
        }

    // Login as the security officer.
    // The smart card PIN is passed to the Login method.
    // The user type can be one of three choices:
    // 0 - Security Officer
    // 1 - Normal User
    // 2 - Context Specific.
    int userType = 0;
    String pin = "AA0000000000000000000000000000000000000000000000";
    success = pkcs11.Login(userType,pin);
    if (success == false) {
        Log.i(TAG, pkcs11.lastErrorText());
        success = pkcs11.CloseSession();
        return;
        }

    // Reset the user PIN to 1234
    success = pkcs11.InitPin("1234");
    if (success == false) {
        Log.i(TAG, pkcs11.lastErrorText());
        success = pkcs11.CloseSession();
        return;
        }

    // Revert to an unauthenticated session by calling Logout.
    success = pkcs11.Logout();
    if (success == false) {
        Log.i(TAG, pkcs11.lastErrorText());
        success = pkcs11.CloseSession();
        return;
        }

    // When finished, close the session.
    // It is important to close the session (memory leaks will occur if the session is not properly closed).
    success = pkcs11.CloseSession();
    if (success == false) {
        Log.i(TAG, pkcs11.lastErrorText());
        return;
        }

    Log.i(TAG, "Successfully reset user PIN to 1234");

  }

  static {
      System.loadLibrary("chilkat");

      // Note: If the incorrect library name is passed to System.loadLibrary,
      // then you will see the following error message at application startup:
      //"The application <your-application-name> has stopped unexpectedly. Please try again."
  }
}